?? main.asv
字號:
clc
prompt={'mod_mode(2,4,16,64)'};
dlg_title = 'Please set the following Simulation Parameters';
num_lines=1;
def={'2'};
answer=inputdlg(prompt,dlg_title,num_lines,def);
k = 0;
k = k +1;
mod_mode= str2num(answer{k});
a=randn(1,60);
[j,q]=size(a);
size(mod_in)=s
for i=1:q
if(a(i)>0)
mod_in(i)=0;
else
mod_in(i)=1
end
end
% mod_in=[0 1 0 0 0 1 1 1 0 0 1 1 0 1 0 1 0 0 0 1 0 1 1 1 0 1 0 1 0 1 0 1 0 1 0 1 0 0 0 0 1 1 1 1 1 0 0 0 0 1 0 1 0 1 0 0 1 0 1 0];
[m,n]=size(mod_in);
if mod_mode==4
if rem(n,2)~=0
error('the column number of mod_in must be multiple of 2')
end
end
if mod_mode==16
if rem(n,4)~=0
error('the column number of mod_in must be multiple of 4')
end
end
if mod_mode==64
if rem(n,6)~=0
error('the column number of mod_in must be multiple of 6')
end
end
mod_out=modulation(mod_in,mod_mode);
demod_in=mod_out;
demod_out = demodulation(demod_in,mod_mode);
ber=sum(xor(mod_in,demod_out))/n
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